The Swan Agency Sotheby's International Realty is the largest real estate company on Mount Desert Island, Maine with local offices in Bar Harbor and Northeast Harbor. Additionally, they have an office in Blue Hill and the Greater Portland Group. Brokers represent a wide variety of specialities from luxury real estate to commercial brokerage and everything in between. Statewide specialty niche of Inn/B&B Brokerage since 1986. maineinnsforsale.com